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Healthy WomenNCT07793123

Effect of an Antioxidant Dietary Supplement on Skin Radiance

A study testing Antioxidant Supplement in people with Healthy Women, run by Robertet SA at 1 site in France.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

A randomized, double-blind, placebo-controlled study evaluating the effects of an oral antioxidant dietary supplement on skin radiance in women exposed to urban air pollution. Secondary assessments include skin tone homogeneity, pigmentation, inflammation, skin barrier function, glycation markers. Read more about this study

Who is it for?
Ages 35 to 65 years, women onlyHealthy volunteers can take part
Conditions the study is for
Healthy Women
What is being tested?
Antioxidant Supplement
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
60 participants
Where
1 siteFrance
Study dates
31 Aug 2026to Dec 2026
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 35 to 65 years
  • Women only
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Healthy female subjects aged 35 to 65 years.
  • Fitzpatrick skin phototype II to IV.
  • Any skin type.
  • Dull and uneven skin complexion.
  • Living in an urban environment and exposed to pollution.
  • No change in hormonal treatment within the past 3 months.
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  • Able to understand the study procedures and provide informed consent.
  • Willing and able to comply with study requirements.
  • Written informed consent obtained.
  • Covered by health insurance.
  • Willing to avoid unprotected sun exposure and use SPF 50 sunscreen throughout the study.

Who cannot join

  • Pregnant or breastfeeding women, or women planning to become pregnant during the study.
  • Current use of dietary supplements or vitamin supplements.
  • Participation in another clinical trial involving a cosmetic product, drug, or medical device.
  • Use of oral or injectable corticosteroids within the past 3 months.
  • Current treatment with immunosuppressive agents, chemotherapy, or radiotherapy.
  • History of autoimmune disease or connective tissue disorder.
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  • Presence of an active dermatological condition that could affect study assessments.
  • Following a vegetarian, vegan, or weight-loss diet.
  • Not covered by health insurance.
  • Participation in another clinical study during the exclusion period.
  • Individuals considered vulnerable according to applicable regulations.

Trial locations and contacts

1 site in 1 country.

France1 site
  • Gredeco

    Paris, 75 013

Other trials in France

About this study

Official title: Randomized Double-Blind Placebo-Controlled Trial Evaluating the Effect of an Oral Antioxidant Dietary Supplement on Skin Radiance in Women Exposed to Urban Air Pollution

A randomized, double-blind, placebo-controlled study evaluating the effects of an oral antioxidant dietary supplement on skin radiance in women exposed to urban air pollution. Secondary assessments include skin tone homogeneity, pigmentation, inflammation, skin barrier function, glycation markers.

Conditions
Healthy Women
Being tested
Antioxidant Supplement, Placebo
Keywords
Skin, pollution, Radiance

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Antioxidant SupplementDietary supplement

    Oral antioxidant dietary supplement administered as one capsule once daily for 90 days.

  • PlaceboDietary supplement

    Placebo dietary supplement administered as one capsule once daily for 90 days.

Study groups in NCT07793123
Study groupRoleWhat they receive
Dietary supplement : PlaceboPlacebo comparatorMaltodextrin = 400 mg/capsule, 1 capsule per day.
Receives: Dietary Supplement: Placebo
Dietary supplement : Investigational productActive comparator1 capsule contains :140 mg Rosa damascena extract, 20 mg melon concentrate and 140 mg acerola extract; 57mg maltodextrin; 1 capsule per day.
Receives: Dietary Supplement: Antioxidant Supplement

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Skin Radiance

    Glossymeter

    Measured: Day 0 and Day 90

Secondary outcomes (7)
  1. Skin Radiance

    Glossymeter

    Measured: Day 0 and Day 30

  2. Skin Radiance

    Clinical scoring

    Measured: Day 0, Day 30, Day 90

  3. Skin homogeneity

    VISIA CR5

    Measured: Day 0, Day 30, Day 90

  4. Skin homogeneity

    Chromameter

    Measured: Day 0, Day 30, Day 90

  5. TransEpidermal Water Loss

    Tewameter

    Measured: Day 0, Day 30, Day 90

  6. Skin glycation

    AGEscanner

    Measured: Day 0, Day 30, Day 90

  7. skin IL8

    IL8 assay

    Measured: Day 0, Day 30, Day 90

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted28 Aug 2026
  2. Study start31 Aug 2026
  3. Primary completionDec 2026 (estimated)
  4. Study completionDec 2026 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
60 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07793123
Sponsor's protocol ID
ID-RCB: 2026-A00933-48
Status last verified
Jul 2026
First submitted
31 Jul 2026
Last updated
16 Sep 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A study testing Antioxidant Supplement in people with Healthy Women, run by Robertet SA at 1 site in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 11 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 16 Sep 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Skin Radiance (time frame: Day 0 and Day 90). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 Sep 2026.

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